1.Rated Impedance:4ohm±15%

2.Resonance Freq:200HZ±20%

3.Output S.P.L:80±3dB 

4.Input Power:Rated Power 2.0W,MAX Power 3.0W

5.Frequency Range:FO-13KHZ

6.Distortion:5% Max

7.Insulation Resistance:100MΩ

8.Magnet:12.5×1.5

After sale instructions